CN114307414A - Industrial high-temperature waste gas environment-friendly purification treatment device - Google Patents
Industrial high-temperature waste gas environment-friendly purification treatment device Download PDFInfo
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- CN114307414A CN114307414A CN202111411275.0A CN202111411275A CN114307414A CN 114307414 A CN114307414 A CN 114307414A CN 202111411275 A CN202111411275 A CN 202111411275A CN 114307414 A CN114307414 A CN 114307414A
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- arc
- waste gas
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- shaped
- cloth bag
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- 238000000746 purification Methods 0.000 title claims abstract description 72
- 239000002912 waste gas Substances 0.000 title claims abstract description 37
- 239000004744 fabric Substances 0.000 claims abstract description 38
- 238000007789 sealing Methods 0.000 claims description 21
- 238000003780 insertion Methods 0.000 claims description 12
- 230000037431 insertion Effects 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 6
- 230000007613 environmental effect Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 27
- 238000001914 filtration Methods 0.000 abstract description 24
- 239000002440 industrial waste Substances 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 18
- 239000000428 dust Substances 0.000 abstract description 17
- 239000012535 impurity Substances 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 238000006477 desulfuration reaction Methods 0.000 description 3
- 230000023556 desulfurization Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000002918 waste heat Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to an industrial high-temperature waste gas environment-friendly purification treatment device which comprises an air inlet flange, a purification device and an exhaust flange, wherein the purification device is of a cylindrical structure, the air inlet flange is arranged on the left side of the purification device, and the exhaust flange is arranged on the right side of the purification device. The invention can solve the problems that the prior industrial waste gas is generally subjected to dust removal and purification by adopting a cloth bag dust removal filtering mode, but the cloth bag is generally of an integral structure, when the cloth bag is damaged, the whole cloth bag is generally replaced, the cloth bag is poor in replacement effect and inconvenient to replace, and meanwhile, the prior industrial waste gas is subjected to dust removal and purification by adopting the cloth bag dust removal filtering method, filtered impurities cannot be effectively cleaned, so that the impurities easily block meshes of the filtering cloth bag, the filtering effect of the filtering cloth bag is influenced, and the like.
Description
Technical Field
The invention relates to the field of industrial waste gas treatment, in particular to an environment-friendly purification treatment device for industrial high-temperature waste gas.
Background
The boiler is a mechanical device which utilizes the heat energy of fuel or other energy sources to heat water or medium and output the heat energy for the production and living needs of people, the waste gas containing smoke dust, sulfur dioxide, carbon dioxide and the like generated by the combustion of the fuel in the production process of the existing boiler is directly discharged into the air through a chimney, the discharge of the high-temperature waste gas not only causes a large amount of heat energy waste, but also causes the air pollution represented by the smoke dust and the sulfur dioxide, and is not beneficial to environmental protection.
At present, the existing industrial waste gas is generally subjected to the following defects during purification treatment: 1. when the existing industrial waste gas is subjected to dust removal and purification, a filtering mode of cloth bag dust removal is generally adopted, however, a cloth bag is generally of an integral structure, when the cloth bag is damaged, the whole cloth bag is generally replaced, and the replacement effect of the cloth bag is poor and the replacement is inconvenient; 2. the industrial waste gas that has now can not clear up the impurity after filtering effectively usually when carrying out dust removal purification for impurity blocks up the mesh of filtering the sack easily, influences the filter effect of filtering the sack.
Disclosure of Invention
Technical problem to be solved
The invention can solve the problems that the prior industrial waste gas is generally subjected to dust removal and purification by adopting a cloth bag dust removal filtering mode, but the cloth bag is generally of an integral structure, when the cloth bag is damaged, the whole cloth bag is generally replaced, the cloth bag is poor in replacement effect and inconvenient to replace, and meanwhile, the prior industrial waste gas is subjected to dust removal and purification by adopting the cloth bag dust removal filtering method, filtered impurities cannot be effectively cleaned, so that the impurities easily block meshes of the filtering cloth bag, the filtering effect of the filtering cloth bag is influenced, and the like.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an industry high temperature waste gas environmental protection purification unit, includes inlet flange, purifier and exhaust flange, purifier be cylindrical structure, the inlet flange is installed in the purifier left side, the exhaust flange is installed on the purifier right side.
Purifier include outer sleeve, inner skleeve, baffle, purify subassembly and intake pipe, the outer sleeve be the tubbiness structure of U type for the cross-section, the exhaust flange is installed on the outer sleeve right side, the inside inner skleeve that is provided with of outer sleeve, evenly be provided with the fan-shaped groove on outer sleeve and the inner skleeve, baffle and fan-shaped groove interval arrangement, be connected through the baffle between outer sleeve and the inner skleeve, be provided with the cavity between the adjacent baffle, cavity internally mounted has the purification subassembly, the purification subassembly is connected with the outer sleeve through the screw, and purification between subassembly and the baffle sealing connection, the intake pipe is installed in the inner skleeve left side, the intake pipe middle part is connected with the outer sleeve left side, the intake pipe left side is connected with the air inlet flange.
Purify the subassembly include arc, handle frame, connecting plate, purification unit and exhaust hole, the sector groove in the outer sleeve outside install the arc, the arc is connected with the outer sleeve through the screw, handle frame is installed to the arc outside symmetry, the connecting plate is installed to the symmetry on the arc medial surface, the connecting plate inboard evenly is provided with the arc, evenly installs the purification unit through the screw between the arc, the connecting plate outside evenly is provided with the exhaust hole.
Purification unit include the arc frame, filter sack and peg graft pole, the cavity in evenly be provided with the arc frame, the arc frame outside is hugged closely with the cavity, evenly be provided with the through-hole on the arc frame, install the peg graft pole in the through-hole, be provided with the filter sack between the peg graft pole, the filter sack is the S type and arranges, filter sack outside and arc frame fixed connection, the peg graft pole outside is passed through in the arc wall of mounting on the connecting plate with screw, the filter sack is in the state of straining all the time, when waste gas passes through, the deformation volume of filter sack is very little, and then can prevent to filter the phenomenon that takes place more friction between sack and the peg graft pole.
As a preferable technical scheme of the invention, slots are symmetrically arranged in the fan-shaped grooves on the outer sleeve, and the purifying assembly is provided with sealing inserting plates matched with the slots.
As a preferred technical scheme of the invention, the sealing plugboard is made of elastic metal, the outer side of the sealing plugboard is coated with the rubber pad, and when the sealing plugboard is inserted into the slot, the sealing plugboard is deformed to be tightly attached to the slot, so that the sealing property of the connection between the sealing plugboard and the slot is ensured.
As a preferred technical scheme, the insertion rod is of a cylindrical structure, the middle of the insertion rod is sleeved with a protective sleeve, external threads are symmetrically arranged at the end part of the insertion rod, and the protective sleeve plays a buffering role and prevents a filter cloth bag from being damaged due to friction.
As a preferred technical scheme of the invention, the outer side surface of the arc-shaped frame is symmetrically provided with the sealing gasket which is made of rubber, and the outer side of the sealing gasket is tightly attached to the inner wall of the cavity.
As a preferred technical scheme of the invention, the inner wall of the arc-shaped frame is also provided with a connecting groove, a pressure plate is arranged in the connecting groove through a pin shaft, and the middle part of the pressure plate is connected with the arc-shaped frame through a screw.
As a preferred technical scheme of the invention, the inner side surface of the pressing plate is uniformly provided with arc-shaped bulges, the arc-shaped bulges are made of rubber materials, and the arc-shaped bulges can further compress the filter cloth bag.
(III) advantageous effects
1. According to the environment-friendly purification treatment device for the industrial high-temperature waste gas, the purification component is in a multi-layer detachable design, so that the purification component can effectively remove dust and particle impurities in the industrial waste gas, the removal effect is good, the subsequent desulfurization and denitrification treatment of the industrial waste gas is facilitated, the subsequent treatment effect of the waste gas is prevented from being influenced by the impurities, and the treated waste gas is ensured to meet the emission standard;
2. according to the environment-friendly purification treatment device for industrial high-temperature waste gas, the purification components can increase or decrease the number of purification units according to the requirement of the filtration fineness grade of the waste gas, so that the waste gas is fully filtered, the filtration effect of the industrial waste gas is ensured, and the environment is protected;
3. according to the environment-friendly purification treatment device for industrial high-temperature waste gas, the purification unit is designed to be detachable, when the filter cloth bag is used for a long time or the filter cloth bag is damaged due to friction, the filter cloth bag is convenient to clean and replace manually, and the filter cloth bag is designed to be a single piece, so that the whole filter cloth bag is prevented from being replaced, the waste of the filter cloth bag is reduced, and the cost is reduced.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic cross-sectional view taken along line B-B of FIG. 2 in accordance with the present invention;
FIG. 5 is a schematic perspective view of the purification assembly of the present invention;
FIG. 6 is a schematic cross-sectional view of a purification assembly of the present invention;
FIG. 7 is a schematic sectional view of the purification unit of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 7, an industrial high-temperature waste gas environment-friendly purification treatment device comprises an air inlet flange 1, a purification device 2 and an exhaust flange 3, wherein the purification device 2 is of a cylindrical structure, the air inlet flange 1 is installed on the left side of the purification device 2, and the exhaust flange 3 is installed on the right side of the purification device 2.
The purification device 2 comprises an outer sleeve 21, an inner sleeve 22, partition plates 23, purification components 24 and an air inlet pipe 25, wherein the outer sleeve 21 is of a U-shaped barrel-shaped structure, the right side of the outer sleeve 21 is provided with an exhaust flange 3, the inner sleeve 22 is arranged inside the outer sleeve 21, fan-shaped grooves are uniformly formed in the outer sleeve 21 and the inner sleeve 22, the partition plates 23 and the fan-shaped grooves are arranged at intervals, the outer sleeve 21 and the inner sleeve 22 are connected through the partition plates 23, a cavity is formed between the adjacent partition plates 23, the purification components 24 are arranged inside the cavity, the purification components 24 are connected with the outer sleeve 21 through screws, the purification components 24 and the partition plates 23 are connected in a sealing manner, the air inlet pipe 25 is arranged on the left side of the inner sleeve 22, the middle of the air inlet pipe 25 is connected with the left side of the outer sleeve 21, the left side of the air inlet pipe 25 is connected with the air inlet flange 1, and during specific work, the air inlet flange 1 is communicated with cooled industrial waste gas through the screws, inside industrial waste gas got into inner skleeve 22 through intake pipe 25, purification subassembly 24 adopted multilayer formula detachable design for purification subassembly 24 can get rid of dust, particle impurity in the industrial waste gas effectively, and it is effectual to get rid of, does benefit to the subsequent SOx/NOx control of industrial waste gas and handles, prevents impurity influence the subsequent treatment effect of waste gas, guarantees that the waste gas after handling accords with emission standard.
The outer sleeve 21 on the fan-shaped groove in the symmetry be provided with the slot, purify the subassembly 24 on be provided with slot complex sealed picture peg, when the arc 241 was installed in the fan-shaped groove, sealed picture peg and slot cooperate, guarantee the leakproofness that the arc 241 is connected, prevent that industrial waste gas from taking place the phenomenon of leaking, guarantee the abundant filter effect of waste gas.
The sealing insertion plate is made of elastic metal, a rubber pad is coated on the outer side of the sealing insertion plate, the sealing insertion plate made of elastic metal can be effectively attached to the insertion groove, and the phenomenon that gas leaks due to the fact that the pressure of waste gas is too large is prevented.
The purification assembly 24 comprises an arc plate 241, a handle frame 242, a connecting plate 243, a purification unit 244 and exhaust holes 245, the arc plate 241 is installed in a fan-shaped groove on the outer side of the outer sleeve 21, the arc plate 241 is connected with the outer sleeve 21 through screws, the handle frame 242 is symmetrically installed on the outer side of the arc plate 241, the connecting plate 243 is symmetrically installed on the inner side surface of the arc plate 241, the arc grooves are uniformly arranged on the inner side of the connecting plate 243, the purification unit 244 is uniformly installed between the arc grooves through screws, the exhaust holes 245 are uniformly arranged on the outer side of the connecting plate 243, during specific work, the arc plate 241 is installed in the fan-shaped groove through screws, the arc plate 241 is in sealing fit with the fan-shaped groove, the phenomenon of air leakage is prevented, the purification unit 244 can effectively purify and filter industrial waste gas, and the number of the purification units 244 can be increased or reduced according to the fineness grade requirement of the filtration of the waste gas, the filtering effect of the industrial waste gas is ensured, and the filtered and purified waste gas is discharged through the exhaust hole 245.
The lateral surface of arc frame 2441 on the symmetry install sealed the pad, sealed the pad is the rubber material, sealed outside and cavity inner wall hug closely, sealed pad can play sealed effect effectively, prevent that unfiltered gas from diffusing out through the arc frame 2441 outside, guarantee that waste gas fully filters.
The inner wall of the arc-shaped frame 2441 is further provided with a connecting groove, a pressing plate is installed in the connecting groove through a pin shaft, the middle of the pressing plate is connected with the arc-shaped frame 2441 through a screw, the pressing plate can effectively compress the end of the filtering cloth bag 2442, the filtering cloth bag 2442 is convenient to install and fix, and when the filtering cloth bag 2442 is damaged by friction, the filtering cloth bag 2442 is convenient to disassemble and replace.
Arc-shaped bulges are evenly arranged on the inner side face of the pressing plate and made of rubber, friction can be effectively increased by the arc-shaped bulges, and the phenomenon that the end part of the filter cloth bag 2442 falls off is prevented.
The working steps of the invention during use are as follows:
s1, waste gas waste heat recovery: waste heat in the industrial waste gas is recovered, so that energy consumption and damage are reduced;
s2, exhaust gas purification: the cooling of the waste heat recovery cooling in the step S1 is connected with the air inlet flange 1, the industrial waste gas enters the inner sleeve 22 through the air inlet pipe 25, and the purification assembly 24 adopts a multilayer detachable design, so that the purification assembly 24 can effectively remove dust and particle impurities in the industrial waste gas, the removal effect is good, the subsequent desulfurization and denitrification treatment of the industrial waste gas is facilitated, the subsequent treatment effect of the waste gas is prevented from being influenced by the impurities, and the treated waste gas is ensured to meet the emission standard;
s3, waste gas desulfurization: introducing the waste gas subjected to dust removal in the step S2 into a denitration tower, wherein the denitration tower can be used for carrying out denitration treatment on the waste gas;
s4, impurity cleaning: after purifying the long-time use of subassembly 24, dismantle purifying the subassembly 24 through the screw, the inside remaining impurity of purifying the subassembly 24 is got rid of to the mode of rethread shake, can increase or reduce purification unit 244's quantity according to the filter fineness grade requirement of waste gas simultaneously, guarantees industrial waste gas's abundant filter effect.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an industry high temperature waste gas environmental protection purification unit, includes air inlet flange (1), purifier (2) and exhaust flange (3), its characterized in that: purifier (2) be cylindrical structure, air inlet flange (1) is installed in purifier (2) left side, exhaust flange (3) are installed on purifier (2) right side, wherein:
the purification device (2) comprises an outer sleeve (21), an inner sleeve (22), a partition plate (23), a purification assembly (24) and an air inlet pipe (25), wherein the outer sleeve (21) is of a U-shaped barrel-shaped structure, an exhaust flange (3) is installed on the right side of the outer sleeve (21), the inner sleeve (22) is arranged inside the outer sleeve (21), fan-shaped grooves are uniformly formed in the outer sleeve (21) and the inner sleeve (22), the partition plate (23) and the fan-shaped grooves are arranged at intervals, the outer sleeve (21) and the inner sleeve (22) are connected through the partition plate (23), a cavity is formed between every two adjacent partition plates (23), the purification assembly (24) is installed inside the cavity, the purification assembly (24) is connected with the outer sleeve (21) through screws, the purification assembly (24) is connected with the partition plate (23) in a sealing manner, the air inlet pipe (25) is installed on the left side of the inner sleeve (22), the middle part of the air inlet pipe (25) is connected with the left side of the outer sleeve (21), and the left side of the air inlet pipe (25) is connected with the air inlet flange (1);
the purification assembly (24) comprises an arc-shaped plate (241), a handle frame (242), a connecting plate (243), purification units (244) and exhaust holes (245), wherein the arc-shaped plate (241) is installed in a fan-shaped groove on the outer side of the outer sleeve (21), the arc-shaped plate (241) is connected with the outer sleeve (21) through screws, the handle frame (242) is symmetrically installed on the outer side of the arc-shaped plate (241), the connecting plate (243) is symmetrically installed on the inner side surface of the arc-shaped plate (241), the arc-shaped grooves are uniformly arranged on the inner side of the connecting plate (243), the purification units (244) are uniformly installed among the arc-shaped grooves through screws, and the exhaust holes (245) are uniformly arranged on the outer side of the connecting plate (243);
purification unit (244) include arc frame (2441), filter cloth bag (2442) and peg graft pole (2443), the cavity in evenly be provided with arc frame (2441), the arc frame (2441) outside is hugged closely with the cavity, evenly be provided with the through-hole on arc frame (2441), install peg graft pole (2443) in the through-hole, be provided with between peg graft pole (2443) and filter cloth bag (2442), filter cloth bag (2442) are the S type and arrange, filter cloth bag (2442) outside and arc frame (2441) fixed connection, peg graft pole (2443) outside is passed through in the arc wall of mounting on connecting plate (243) with the screw.
2. The environment-friendly purification treatment device for industrial high-temperature waste gas according to claim 1, characterized in that: slots are symmetrically arranged in the fan-shaped grooves on the outer sleeve (21), and sealing insertion plates matched with the slots are arranged on the purification assembly (24).
3. The environment-friendly purification treatment device for industrial high-temperature waste gas according to claim 2, characterized in that: the sealing plugboard is made of elastic metal materials, and a rubber pad is coated on the outer side of the sealing plugboard.
4. The environment-friendly purification treatment device for industrial high-temperature waste gas according to claim 1, characterized in that: the inserting rod (2443) is of a cylindrical structure, a protective sleeve is sleeved in the middle of the inserting rod (2443), and external threads are symmetrically arranged at the end part of the inserting rod (2443).
5. The environment-friendly purification treatment device for industrial high-temperature waste gas according to claim 1, characterized in that: the outer side surface of the arc-shaped frame (2441) is symmetrically provided with sealing gaskets which are made of rubber, and the outer sides of the sealing gaskets are tightly attached to the inner wall of the cavity.
6. The environment-friendly purification treatment device for industrial high-temperature waste gas according to claim 1, characterized in that: the inner wall of the arc-shaped frame (2441) is also provided with a connecting groove, a pressure plate is arranged in the connecting groove through a pin shaft, and the middle part of the pressure plate is connected with the arc-shaped frame (2441) through a screw.
7. The environment-friendly purification treatment device for industrial high-temperature waste gas according to claim 6, characterized in that: the inner side surface of the pressing plate is evenly provided with arc-shaped bulges, and the arc-shaped bulges are made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111411275.0A CN114307414A (en) | 2021-11-25 | 2021-11-25 | Industrial high-temperature waste gas environment-friendly purification treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111411275.0A CN114307414A (en) | 2021-11-25 | 2021-11-25 | Industrial high-temperature waste gas environment-friendly purification treatment device |
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| Publication Number | Publication Date |
|---|---|
| CN114307414A true CN114307414A (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111411275.0A Pending CN114307414A (en) | 2021-11-25 | 2021-11-25 | Industrial high-temperature waste gas environment-friendly purification treatment device |
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| CN (1) | CN114307414A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117685793A (en) * | 2024-01-13 | 2024-03-12 | 山东永鑫搪瓷有限公司 | Waste gas treatment device for enameling gas tunnel kiln |
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|---|---|---|---|---|
| CN205516964U (en) * | 2016-03-14 | 2016-08-31 | 四平市中亚环保科技有限公司 | Sack stop device of sack cleaner |
| CN110925505A (en) * | 2019-12-10 | 2020-03-27 | 嵊州市星丰环保节能设备厂 | Environment-friendly industrial waste gas purification device easy to disassemble and clean quickly |
| CN113457301A (en) * | 2021-08-12 | 2021-10-01 | 潘辉 | Environment-friendly filter bag |
| CN214634806U (en) * | 2021-02-26 | 2021-11-09 | 安徽世倾环保科技有限公司 | Dust-removing filter bag capable of preventing interface dust from splashing |
-
2021
- 2021-11-25 CN CN202111411275.0A patent/CN114307414A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205516964U (en) * | 2016-03-14 | 2016-08-31 | 四平市中亚环保科技有限公司 | Sack stop device of sack cleaner |
| CN110925505A (en) * | 2019-12-10 | 2020-03-27 | 嵊州市星丰环保节能设备厂 | Environment-friendly industrial waste gas purification device easy to disassemble and clean quickly |
| CN214634806U (en) * | 2021-02-26 | 2021-11-09 | 安徽世倾环保科技有限公司 | Dust-removing filter bag capable of preventing interface dust from splashing |
| CN113457301A (en) * | 2021-08-12 | 2021-10-01 | 潘辉 | Environment-friendly filter bag |
Non-Patent Citations (1)
| Title |
|---|
| 王传友等编著, 西安：陕西科学技术出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117685793A (en) * | 2024-01-13 | 2024-03-12 | 山东永鑫搪瓷有限公司 | Waste gas treatment device for enameling gas tunnel kiln |
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Application publication date: 20220412 |
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